package com.leyou.sms.utils;

import com.aliyuncs.DefaultAcsClient;
import com.aliyuncs.IAcsClient;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsRequest;
import com.aliyuncs.dysmsapi.model.v20170525.SendSmsResponse;
import com.aliyuncs.http.MethodType;
import com.aliyuncs.profile.DefaultProfile;
import com.aliyuncs.profile.IClientProfile;
import com.leyou.sms.config.SmsProperties;
import org.apache.commons.lang.StringUtils;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.context.properties.EnableConfigurationProperties;
import org.springframework.data.redis.core.StringRedisTemplate;
import org.springframework.stereotype.Component;

import java.util.concurrent.TimeUnit;

@Component
@EnableConfigurationProperties(SmsProperties.class)
public class SmsUtils {

    @Autowired
    private SmsProperties prop;

    @Autowired
    private StringRedisTemplate stringRedisTemplate;

    //产品名称:云通信短信API产品,开发者无需替换
    static final String product = "Dysmsapi";
    //产品域名,开发者无需替换
    static final String domain = "dysmsapi.aliyuncs.com";
    private static final String KEY_PREFIX= "sms:phone:";
    private static final long SMS_MIN_INTERVAL_IN_MILLIS= 60000;

    static final Logger logger = LoggerFactory.getLogger(SmsUtils.class);

    public SendSmsResponse sendSms(String phone, String code, String signName, String template) {
        try {
            String key=KEY_PREFIX+phone;
            String lastTime = stringRedisTemplate.opsForValue().get(key);
            if (StringUtils.isNotBlank(lastTime)){
                Long last = Long.valueOf(lastTime);
                if (System.currentTimeMillis()-last<SMS_MIN_INTERVAL_IN_MILLIS){
                    logger.info("发送短信状态：{}", "发送短信频率过高，被阻止",phone);
                    return null;
                }
            }
            //可自助调整超时时间
            System.setProperty("sun.net.client.defaultConnectTimeout", "10000");
            System.setProperty("sun.net.client.defaultReadTimeout", "10000");

            //初始化acsClient,暂不支持region化
            IClientProfile profile = DefaultProfile.getProfile("cn-hangzhou",
                    prop.getAccessKeyId(), prop.getAccessKeySecret());
            DefaultProfile.addEndpoint("cn-hangzhou", "cn-hangzhou", product, domain);
            IAcsClient acsClient = new DefaultAcsClient(profile);

            //组装请求对象-具体描述见控制台-文档部分内容
            SendSmsRequest request = new SendSmsRequest();
            request.setMethod(MethodType.POST);
            //必填:待发送手机号
            request.setPhoneNumbers(phone);
            //必填:短信签名-可在短信控制台中找到
            request.setSignName(signName);
            //必填:短信模板-可在短信控制台中找到
            request.setTemplateCode(template);
            //可选:模板中的变量替换JSON串,如模板内容为"亲爱的${name},您的验证码为${code}"时,此处的值为
            request.setTemplateParam("{\"code\":\"" + code + "\"}");

            //选填-上行短信扩展码(无特殊需求用户请忽略此字段)
            //request.setSmsUpExtendCode("90997");

            //可选:outId为提供给业务方扩展字段,最终在短信回执消息中将此值带回给调用者
            request.setOutId("123456");

            //hint 此处可能会抛出异常，注意catch
            SendSmsResponse sendSmsResponse = acsClient.getAcsResponse(request);

            logger.info("发送短信状态：{}", sendSmsResponse.getCode());
            logger.info("发送短信消息：{}", sendSmsResponse.getMessage());

            stringRedisTemplate.opsForValue().set(key,String.valueOf(System.currentTimeMillis()),1, TimeUnit.MINUTES);

            return sendSmsResponse;
        }catch (Exception e){
            logger.error("发送短信消息：{}", phone,e);
            return null;
        }
    }
}